Home / 179,465.80-268,944.71-99,538.95

Finding the Fourth Proportional to 179,465.80, 268,944.71 and 99,538.95

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Solution

The fourth proportional to 179,465.80, 268,944.71 and 99,538.95 is: 149,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,465.80 : 268,944.71 = 99,538.95 : x
  2. Step 2: Convert to fraction form
    179,465.80/268,944.71 = 99,538.95/x
  3. Step 3: Cross multiply
    179,465.80x = 268,944.71 × 99,538.95
  4. Step 4: Simplify right side
    179,465.80x = 26,770,474,041.45
  5. Step 5: Solve for x
    x = 26,770,474,041.45/179,465.80
  6. Step 6: Final answer
    x = 149,167.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.